The tools needed to service and repair the
Differential side bearings on an 8.6 inch axle include: split plate bearing puller (J 22912-B), universal driver handle -3/4 in-10 (J 8092), side bearing installer (J 21784), side bearing remover kit (J 22888-D), Differential side bearing installer (J 29710), and Differential Bearing and hub seal installer (J 44420). Start with the Differential assembly removal and fix it in a vise. Perform the removal of Differential side bearings using a side bearing remover kit (J 22888-D) in order to install, protect the Differential case by using its universal driver handle (J 8092) on the opposite side from the bearing installation. Immediately, apply the side bearing installer (J 21784) and the universal driver handle (J 8092) to push the new bearings onto the case, using either the side bearing installer (J21784) or the Differential side bearing installer (J 29710). Finally, reinstall the Differential assembly.